6290666694 has 24 divisors (see below), whose sum is σ = 14678222832. Its totient is φ = 1935589680.

The previous prime is 6290666693. The next prime is 6290666713. The reversal of 6290666694 is 4966660926.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6290666694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6290666693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13441362 + ... + 13441829.

It is an arithmetic number, because the mean of its divisors is an integer number (611592618).

Almost surely, 2^6290666694 is an apocalyptic number.

6290666694 is an abundant number, since it is smaller than the sum of its proper divisors (8387556138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6290666694 is a wasteful number, since it uses less digits than its factorization.

6290666694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26883212 (or 26883209 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The square root of 6290666694 is about 79313.7232387939. The cubic root of 6290666694 is about 1846.0022456852.

It can be divided in two parts, 62906 and 66694, that added together give a square (129600 = 360²).

The spelling of 6290666694 in words is "six billion, two hundred ninety million, six hundred sixty-six thousand, six hundred ninety-four".